Home / 135,615,453,048.30-203,423,179,572.45-41,287,651,617.90

Finding the Fourth Proportional to 135,615,453,048.30, 203,423,179,572.45 and 41,287,651,617.90

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Solution

The fourth proportional to 135,615,453,048.30, 203,423,179,572.45 and 41,287,651,617.90 is: 61,931,477,426.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,615,453,048.30 : 203,423,179,572.45 = 41,287,651,617.90 : x
  2. Step 2: Convert to fraction form
    135,615,453,048.30/203,423,179,572.45 = 41,287,651,617.90/x
  3. Step 3: Cross multiply
    135,615,453,048.30x = 203,423,179,572.45 × 41,287,651,617.90
  4. Step 4: Simplify right side
    135,615,453,048.30x = 8,398,865,369,192,828,239,872
  5. Step 5: Solve for x
    x = 8,398,865,369,192,828,239,872/135,615,453,048.30
  6. Step 6: Final answer
    x = 61,931,477,426.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.